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Ardiah Juita

Universitas Riau, Pekanbaru

Author-ID : 3030021

Education Other

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Kontribusi Explosive Power Otot Tungkai Terhadap Hasil Lompat Jauh Gaya Jongkok Pada Mahasiswa Putra Prodi Pendidikan Kepelatihan Olahraga Semester II Universitas Riau Slamet Slamet; Ali Mandan; Ardiah Juita; Ridwan Sinurat
Primary: Jurnal Pendidikan Guru Sekolah Dasar Vol 2, No 1 (2013)
Publisher : Laboratorium Program Studi Pendidikan Guru Sekolah Dasar

This study is correlational research that aims to find the contribution of leg muscleexplosive power to yield long jump squat style. The student sample was the son of varsity sportscoaching education Riau semester totaling 42 people. As the independent variable is theexplosive power leg muscle while dependent variable is the result of the long jump jongok style.Data (x) obtained from the test results without the leading long jump (standing board jump) toassess leg muscle explosive power while data (y) obtained from testing the long jump squat styleusing the prefix. Data were analyzed with statistical normality test is a test last lilifors alsoanalyzed the data to look for the correlation coefficient, and then proceed to test "t" after itsought the contribution. From the results of data processing for the normal distribution of dataobtained for the provision of data (x) and abnormally distributed in terms of data (y). r = 0.32,then through the test "t", t_ (count>) ttabel then there is a significant relationship between theexplosive muscle power with the outcome long jump squat style, via analysis of leg muscleexplosive power of determination have contributed 10.24% and 89 , 76% was contributed byother factors.

KONTRIBUSI DAYA LEDAK OTOT LENGAN DAN KOORDINASI MATA TANGAN TERHADAP KETEPATAN SERVIS ATAS BOLAVOLI MAHASISWA PENDIDIKAN KEPELATIHAN OLAHRAGA UNIVERSITAS RIAU Ardiah Juita
Primary: Jurnal Pendidikan Guru Sekolah Dasar Vol 2, No 2 (2013)
Publisher : Laboratorium Program Studi Pendidikan Guru Sekolah Dasar

Problems in the research was started from observation that the researchers encountered in the field,Apparently volleyball players did not exactly serve on the target that was predicted to be influenced byan explosive arm muscles and hand-eye coordination. The purpose of this research is to know theextent of the contribution of an explosive arm muscles and hand-eye coordination with serviceaccuracy of students Sports Coaching Education UR. This type of research is correlational. Thepopulation in this study was 52 Coaching Sports Education Student UR. Using purposive samplingtechnique, the sample on this research was 25 students who could up service. To get the dataresearchers used a medicine ball test, ballwerfen Und-Fangen test and accuracy of up services. TheData obtained were analyzed with simple and double product moment and determinant coefficients todetermine contributions. Based on the analysis of the data it was found that there was a significantrelationship between explosive arm muscles with service accuracy, the results obtained were r.count0,428 > r.table 0,396, with contributions amount 18.28%, and then there was a significantrelationship between hand-eye coordination and service accuracy. The results obtained were rcount0,411 > rtable 0,396, with contributions amount 16,91%, and there was also a significant relationshipbetween explosive arm muscles and hand-eye coordination with service accuracy of student SportsCoaching Education UR, was marked by results obtained R.count 0,533 > R.table 0,396, bycontributions 28,44 %.Key words: explosive arm muscle, hand-eye coordination, volleyball service accuracy.

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